{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["material", "process parameter", "machanical property", "machine or equipment", "enabling technology", "process characterization"], "input": "The high-melting point particles generate a solid matrix , while the particles with the low melting point bind the matrix after being melted by the laser energy input ."}
{"material": [], "process parameter": [], "machanical property": ["high-melting point", "melting point"], "machine or equipment": [], "enabling technology": [], "process characterization": []}